Advertisements
Advertisements
प्रश्न
Given diagram is a schematic representation of the circulatory system in humans. Study the same and answer the questions that follow:
![]() |
- Label the parts 1 and 4 indicated in the diagram.
- Which of the above mentioned number is the thickest artery? Also write its name.
- Mention the number and chamber of the heart which has the thickest muscular wall.
- Which of the above numbers/structures has the maximum number of blood capillaries?
- Draw neat and labelled diagrams of the transverse section of vena cava and the part numbered as 3. Make sure to show the structural differences between these two in the diagram.
Advertisements
उत्तर
-
- Right auricle
- Left ventricle
- Aorta
- Body organs
- Number 3 is the thickest artery. The artery's name is Aorta.
- Number 2 has the thickest muscular wall, which is the left ventricle.
- The small intestine has the maximum number of blood capillaries.

APPEARS IN
संबंधित प्रश्न
Explain ABO blood group system in human being with a suitable chart.
Haemoglobin is present in ______ cells.
Give appropriate biological or technical terms for the following :
The complex consisting of a DNA strand and a core of histones
Name the following:
Any one vein which starts from an organ and ends in another organ besides the heart
The table below is designed to indicate the transport of certain substance in our body. Fill in the
blanks with suitable answers.
| Substance | From | To |
| Lungs | Whole body | |
| Carbon dioxide | ||
| Urea | ||
| Digested carbohydrates |
Intestines | |
| Target organs |
Fill in the blanks with suitable words given below:
The liquid part of coagulated blood is known as ______.
Veins have valves at intervals in their inner lining whereas the arteries do not have valves. Explain.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Leucocytes show amoeboid movement.
Which of the following is TRUE regarding leucocytosis?
______ refers to a marked decrease in the number of platelets.

